OPIS PRODUKTU
SCHNEIDER ELECTRIC LV434021 - Molded Case Circuit Breaker (MCCB) Bare Frame
The SCHNEIDER ELECTRIC ComPact NSX400N, identified by code LV434021, is a 3-pole molded case circuit breaker bare frame, engineered for overcurrent and short-circuit protection within low voltage industrial and commercial electrical distribution systems. This unit serves as a base for integrating specific Micrologic trip units, enabling configurable thermal-magnetic or electronic protection functionalities. Designed for fixed installation, it provides essential circuit protection for power distribution panels, motor control centers, and general electrical infrastructure.
Technical Specifications:
- SERIES/FAMILY: ComPact NSX
- COMPONENT TYPE: Molded Case Circuit Breaker (MCCB) Bare Frame
- ELECTRICAL SPECS:
- RATED CURRENT: 400A
- POLES: 3P
- OPERATIONAL VOLTAGE (Ue): 220-690V AC
- INSULATION VOLTAGE (Ui): 1000V AC
- BREAKING CAPACITY (Icu): 50kA at 400/415V AC (N-type)
- FREQUENCY: 50/60 Hz
- MECHANICAL/PHYSICAL:
- MOUNTING TYPE: Fixed
- FRAME SIZE: NSX400
- TERMINALS: Front connection (standard)
- INTERFACE/CONTROL:
- TRIP UNIT: Not included (bare frame, requires separate Micrologic trip unit)
- AUXILIARIES: Supports optional auxiliary contacts, shunt trips, and undervoltage releases (sold separately)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP40 (with escutcheon)
- IK RATING: IK07
- COOLING METHOD: Natural convection
- OPERATING TEMPERATURE: -25 to 70 degrees C
- COMPATIBILITY/APPLICATION:
- TARGET SYSTEMS: Low voltage electrical distribution boards, industrial control panels, motor control centers, building infrastructure
- FUNCTION: Overload and short-circuit protection (when equipped with trip unit)
